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Remove duplicated function. Added error handling to imageViewerViewport in cases where DOM element is removed.

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This commit is contained in:
Erik Ziegler 2015-12-15 16:49:26 -05:00
parent b851ffe10a
commit 9027f5d107
3 changed files with 8 additions and 58 deletions
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1
LesionTracker/client/components/viewer.js
View File

@ -252,7 +252,6 @@ function addMeasurementAsToolData(data) {
});
}
Template.viewer.onDestroyed(function() {
log.info("onDestroyed");

8
Packages/viewerbase/client/components/viewer/imageViewerViewport/imageViewerViewport.js
View File

@ -128,6 +128,14 @@ function loadSeriesIntoViewport(data, templateData) {
// Start loading the image.
cornerstone.loadAndCacheImage(imageId).then(function(image) {
var enabledElement;
try {
enabledElement = cornerstone.getEnabledElement(element);
} catch(error) {
log.warn('Viewport destroyed before loaded image could be displayed');
return;
}
// If there is a saved object containing Cornerstone viewport data
// (e.g. scale, invert, window settings) in the input data, apply it now.
//

57
Packages/viewerbase/lib/updateOrientationMarkers.js
View File

@ -1,57 +0,0 @@
/**
* Updates the orientation labels on a Cornerstone-enabled Viewport element
* when the viewport settings change (e.g. when a horizontal flip or a rotation occurs)
*
* @param element The DOM element of the Cornerstone viewport
*/
updateOrientationMarkers = function(element) {
// Get the current viewport settings
var viewport = cornerstone.getViewport(element);
var enabledElement = cornerstone.getEnabledElement(element);
var imagePlane = cornerstoneTools.metaData.get('imagePlane', enabledElement.image.imageId);
if (!imagePlane || !imagePlane.rowCosines || !imagePlane.columnCosines) {
return;
}
var rowString = cornerstoneTools.orientation.getOrientationString(imagePlane.rowCosines);
var columnString = cornerstoneTools.orientation.getOrientationString(imagePlane.columnCosines);
var oppositeRowString = cornerstoneTools.orientation.invertOrientationString(rowString);
var oppositeColumnString = cornerstoneTools.orientation.invertOrientationString(columnString);
var markers = {
top: oppositeColumnString,
left: oppositeRowString
};
// If any vertical or horizontal flips are applied, change the orientation strings ahead of
// the rotation applications
if (viewport.vflip) {
markers.top = cornerstoneTools.orientation.invertOrientationString(markers.top);
}
if (viewport.hflip) {
markers.left = cornerstoneTools.orientation.invertOrientationString(markers.left);
}
// Get the viewport orientation marker DOM elements
var viewportOrientationMarkers = $(element).siblings(".viewportOrientationMarkers");
var topMarker = viewportOrientationMarkers.find('.topMid');
var leftMarker = viewportOrientationMarkers.find('.leftMid');
// Swap the labels accordingly if the viewport has been rotated
// This could be done in a more complex way for intermediate rotation values (e.g. 45 degrees)
if (viewport.rotation === 90 || viewport.rotation === -270) {
topMarker.text(markers.left);
leftMarker.text(cornerstoneTools.orientation.invertOrientationString(markers.top));
} else if (viewport.rotation === -90 || viewport.rotation === 270) {
topMarker.text(cornerstoneTools.orientation.invertOrientationString(markers.left));
leftMarker.text(markers.top);
} else if (viewport.rotation === 180 || viewport.rotation === -180) {
topMarker.text(cornerstoneTools.orientation.invertOrientationString(markers.top));
leftMarker.text(cornerstoneTools.orientation.invertOrientationString(markers.left));
} else {
topMarker.text(markers.top);
leftMarker.text(markers.left);
}
};